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VDI/VDE 2640 Blatt 4:1983-10

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Measurement of mean temperature in fluid flow
Available format(s)

Hardcopy , PDF

Withdrawn date

14-04-2022

Language(s)

German

Published date

01-10-1983

Vorbemerkung
1 Allgemeines
  1.1 Gegenstand der Richtlinie
  1.2 Begriffe, Zeichen, Einheiten
  1.3 Geltungsbereich
  1.4 Problemstellung
2 Messverfahren und Auswertung
  2.1 Voraussetzung für Temperaturnetzmessungen
  2.2 Verteilung im Messquerschnitt
  2.3 Messpunktanordnung
  2.4 Bestimmung der mittleren Temperatur
3 Messgeräte
  3.1 Allgemeines
  3.2 Empfohlene Messgeräte
  3.3 Prüfung der Messgeräte
  3.4 Einbau der Messgeräte
  3.5 Messunsicherheiten
4 Durchführen der Messung
  4.1 Vorgehen vor der Messung
  4.2 Vorgehen während der Messung
  4.3 Vorgehen nach der Messung
5 Messunsicherheit
  5.1 Allgemeines
  5.2 Messunsicherheit der Messeinrichtung
  5.3 Messunsicherheit durch Temperaturverteilung
  5.4 Messunsicherheit durch Geschwindigkeitsverteilung
  5.5 Beispiel
6 Ausführungsbeispiele
  6.1 Messung in der Strömung
  6.2 Messung mit Teilstromentnahme
Schrifttum

DocumentType
Standard
Pages
0
PublisherName
Verlag des Vereins Deutscher Ingenieure
Status
Withdrawn

VDI/VDE 3511 Blatt 5:1994-11 Temperature measurement in industry - Installation of thermometers
VDI/VDE 2040 Blatt 2:1987-04 Calculation principles for measurement of fluid flow using orifice plates, nozzles and venturi tubes; equations and formulae
VDI/VDE 2640 Blatt 2:1981-11 Measurement of water flow in closed conduits; velocity-area method
BS EN 12953-11:2003 Shell boilers Acceptance tests
DIN EN 12952-15:2004-01 Water tube boilers and auxiliary installations - Part 15: Acceptance tests; German version EN 12952-15:2003
BS EN 12952-15:2003 Water-tube boilers and auxiliary installations Acceptance tests
EN 12952-15:2003 Water-tube boilers and auxiliary installations - Part 15: Acceptance tests
EN 12953-11:2003 Shell boilers - Part 11: Acceptance tests
DIN EN 12953-11:2003-12 SHELL BOILERS - PART 11: ACCEPTANCE TESTS

VDI 2048:1978-06 Inaccuracies at acceptance test measurements; fundamental principles
DIN 43760:1987-09 MEASUREMENT AND CONTROL - ELECTRICAL TEMPERATURE SENSORS - REFERENCES-TABLES FOR NICKEL RESISTORS FOR RESISTANCE THERMOMETERS
VDI/VDE 3511 : 1967 TECHNICAL TEMPERATURE MEASUREMENTS
DIN 43710:1985-12 MEASUREMENT AND CONTROL - ELECTRICAL TEMPERATURE SENSORS - REFERENCE TABLES TYPE U AND TYPE L FOR THERMOCOUPLES
VDE/VDI 3512-2 : 1972 MEASURING ARRANGEMENTS FOR TEMPERATURE MEASUREMENTS

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$189.17
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